Shareholder Report, Line Graph (Details) 423800_The Internet Fund_Advisor Class C_TSR Annual {Advisor Class C} - USD ($) |
12 Months Ended | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
Dec. 31, 2024 |
Dec. 31, 2023 |
Dec. 31, 2022 |
Dec. 31, 2021 |
Dec. 31, 2020 |
Dec. 31, 2019 |
Dec. 31, 2018 |
Dec. 31, 2017 |
Dec. 31, 2016 |
Dec. 31, 2015 |
Dec. 31, 2025 |
|
| Advisor Class C | |||||||||||
| Account Value [Line Items] | |||||||||||
| Line Graph and Table Measure Name | Advisor Class C (with sales charge) | ||||||||||
| Accumulated Value | $ 43,418 | $ 24,795 | $ 19,248 | $ 25,619 | $ 22,371 | $ 14,409 | $ 11,486 | $ 15,922 | $ 10,183 | $ 10,000 | $ 39,200 |
| S&P 500 TR [Member] | |||||||||||
| Account Value [Line Items] | |||||||||||
| Line Graph and Table Measure Name | S&P 500 TR | ||||||||||
| Accumulated Value | 33,786 | 27,025 | 21,399 | 26,132 | 20,304 | 17,149 | 13,042 | 13,640 | 11,196 | 10,000 | $ 39,827 |
| NASDAQ Composite Total Return Index [Member] | |||||||||||
| Account Value [Line Items] | |||||||||||
| Line Graph and Table Measure Name | NASDAQ Composite Total Return Index | ||||||||||
| Accumulated Value | 41,962 | 32,385 | 22,390 | 33,188 | 27,164 | 18,744 | 13,712 | 14,113 | 10,887 | 10,000 | $ 50,833 |
| NASDAQ Composite Index Price [Member] | |||||||||||
| Account Value [Line Items] | |||||||||||
| Line Graph and Table Measure Name | NASDAQ Composite Index Price | ||||||||||
| Accumulated Value | $ 38,564 | $ 29,978 | $ 20,902 | $ 31,244 | $ 25,738 | $ 17,919 | $ 13,251 | $ 13,786 | $ 10,750 | $ 10,000 | $ 46,415 |